Cw 830 coin control getting cleared (#1825)

* init commit

* add select all button

* localisation all coins

* fix isSending and isFrozen state updates

* fix: clean up electrum UTXOs

* ui fixes

* address the review comments[skip ci]

* remove onPopInvoked[skip ci]

---------

Co-authored-by: Omar Hatem <omarh.ismail1@gmail.com>

cw_core/lib/unspent_coins_info.dart

@@ -1,10 +1,11 @@
 import 'package:cw_core/hive_type_ids.dart';
+import 'package:cw_core/unspent_comparable_mixin.dart';
 import 'package:hive/hive.dart';
 
 part 'unspent_coins_info.g.dart';
 
 @HiveType(typeId: UnspentCoinsInfo.typeId)
-class UnspentCoinsInfo extends HiveObject {
+class UnspentCoinsInfo extends HiveObject with UnspentComparable {
   UnspentCoinsInfo({
     required this.walletId,
     required this.hash,

cw_core/lib/unspent_comparable_mixin.dart

@@ -0,0 +1,27 @@
+mixin UnspentComparable {
+  String get address;
+
+  String get hash;
+
+  int get value;
+
+  int get vout;
+
+  String? get keyImage;
+
+  bool operator ==(Object other) {
+    if (identical(this, other)) return true;
+
+    return other is UnspentComparable &&
+        other.hash == hash &&
+        other.address == address &&
+        other.value == value &&
+        other.vout == vout &&
+        other.keyImage == keyImage;
+  }
+
+  @override
+  int get hashCode {
+    return Object.hash(address, hash, value, vout, keyImage);
+  }
+}

cw_core/lib/unspent_transaction_output.dart

@@ -1,4 +1,6 @@
-class Unspent {
+import 'package:cw_core/unspent_comparable_mixin.dart';
+
+class Unspent with UnspentComparable {
   Unspent(this.address, this.hash, this.value, this.vout, this.keyImage)
       : isSending = true,
         isFrozen = false,